Cassis tuberosa

Cassis tuberosa, the king helmet, is a species of very large sea snail with a solid, heavy shell, a marine gastropod mollusc in the family Cassidae, the helmet shells and their allies.[1]

Cassis tuberosa
A live C. tuberosa in situ
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Family: Cassidae
Genus: Cassis
Species:
C. tuberosa
Binomial name
Cassis tuberosa

Distribution

This species occurs in the Western Atlantic Ocean in: North Carolina, Florida, Mexico, Honduras, Colombia, Costa Rica, Panama, Venezuela, Bermuda, Bahamas, Turks & Caicos, Cuba, Hispaniola, Puerto Rico, Virgin Islands, Leeward Islands, Windward Islands, Brazil, and in the Eastern Atlantic Ocean at the Cape Verde Islands.

Ventral side, animal alive but soft parts retracted

Description

The maximum recorded shell length is 301 mm.[2]

Habitat

Its minimum recorded depth is 0 m.[2] and maximum recorded depth is 27 m.[2]

Human use

The shell of this species has been used for creating cameos.

References
  1. Cassis tuberosa (Linnaeus, 1758). Retrieved through: World Register of Marine Species on 6 December 2018.
  2. Welch J. J. (2010). "The "Island Rule" and Deep-Sea Gastropods: Re-Examining the Evidence". PLoS ONE 5(1): e8776. doi:10.1371/journal.pone.0008776.
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